Create a modal for cancelling an infra scan in the config UI

[ThomasLaPiana]

Is your feature request related to a specific problem?

So we can give the user some kind of warning, we need a modal that confirms that the user is wanting to cancel the infrastructure scan.

Describe the solution you'd like

It should have a Yes, Cancel button and a No, Continue Scanning button with some text about why they might not want to cancel the scan.

Describe alternatives you've considered, if any

A description of any alternative solutions or features you've considered.

Additional context

Add any other context or screenshots about the feature request here.